Home / 3,656.24-5,487.43-3,425.58

Finding the Fourth Proportional to 3,656.24, 5,487.43 and 3,425.58

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Solution

The fourth proportional to 3,656.24, 5,487.43 and 3,425.58 is: 5,141.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.24 : 5,487.43 = 3,425.58 : x
  2. Step 2: Convert to fraction form
    3,656.24/5,487.43 = 3,425.58/x
  3. Step 3: Cross multiply
    3,656.24x = 5,487.43 × 3,425.58
  4. Step 4: Simplify right side
    3,656.24x = 18,797,624.21
  5. Step 5: Solve for x
    x = 18,797,624.21/3,656.24
  6. Step 6: Final answer
    x = 5,141.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.